Know all about Schist and Trondhjemite properties here. All properties of rocks are important as they define the type of rock and its application. Schist belongs to Metamorphic Rocks while Trondhjemite belongs to Igneous Rocks.Texture of Schist is Foliated, Platy whereas that of Trondhjemite is Phaneritic. Schist appears Layered and Shiny and Trondhjemite appears Banded and Foilated. The luster of Schist is shiny while that of Trondhjemite is subvitreous to dull. Schist is available in black, blue, brown, dark brown, green, grey, silver colors whereas Trondhjemite is available in black, brown, light to dark grey, white colors. The commercial uses of Schist are used in aquariums, writing slates and that of Trondhjemite are cemetery markers, creating artwork.